WebJun 28, 2024 · The troposphere is between 5 and 9 miles (8 and 14 kilometers) thick depending on where you are on Earth. It’s thinnest at the North and South Pole. This layer has the air we breathe and the clouds in the sky. The air is densest in this lowest layer. In fact, the troposphere contains three-quarters of the mass of the entire atmosphere. WebJun 28, 2016 · Typically, the weather of the earth is caused by processes that occur within the lowest 20 km of the atmosphere. This includes such phenomena as fog, wind, rain, storms, snow, tornadoes, and clouds. Air and consequently, our atmosphere, do have weight. This weight decreases as you go up within the atmosphere.
Bar (unit) - Wikipedia
WebThe atmosphere of Venus is the layer of gases surrounding Venus.It is composed primarily of supercritical carbon dioxide and is much denser and hotter than that of Earth.The temperature at the surface is 740 K (467 °C, 872 °F), and the pressure is 93 bar (1,350 psi), roughly the pressure found 900 m (3,000 ft) underwater on Earth. The Venusian … WebThe pressure of the atmosphere on the surface of the planet Venus is about 88.8 atm. Compare that pressure in psi to the normal pressure on earth at sea leve... ims script
What is the average air pressure at the surface of the Earth?
WebMay 9, 2016 · By Roland Pease. New evidence from ancient volcanic rock suggests Earth’s atmosphere 2.7 billion years ago was less than half as thick as it is today. NASA. Air pressure is crucial for life. Not only does it help the atmosphere retain water vapor and trap heat from the sun, but it also affects the very chemical reactions on which life depends. WebAtmospheric pressure is expressed in several different systems of units: millimetres (or inches) of mercury, pounds per square inch (psi), dynes per square centimetre, millibars … WebFeb 14, 2024 · The weight of ONE ATMOSPHERE (Earth's atmosphere above us) is equal to the weight of the Earth's average air pressure at standard sea level. One atmosphere (on Earth, on average) is equivalent to: • 14.7 pounds-per-square-inch (psi) - this might mean something when you add air to you car's tires. ims screw